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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2013-08-23 21:27:42 +1000 |
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| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2013-08-23 21:27:42 +1000 |
| commit | a14c418aee9d4ccd7cf888024e318b300173099f (patch) | |
| tree | 6d767ed945497fc9653b86a68461620d8d5308ae /src/dash.1 | |
| parent | [VAR] Add newline when tracing in poplocalvars (diff) | |
| download | dash-a14c418aee9d4ccd7cf888024e318b300173099f.tar.gz dash-a14c418aee9d4ccd7cf888024e318b300173099f.zip | |
[VAR] Initialise OPTIND after importing environment
On Sat, Mar 23, 2013 at 01:46:20AM +0000, Chris F.A. Johnson wrote: > > According to both the dash man page and the POSIX spec, "When the > shell is invoked, OPTIND is initialized to 1." > > However, it actually takes the value of the environment variable > if it exists: > > $ OPTIND=4 dash -c 'echo "$OPTIND"' > 4 > $ OPTIND=4 bash -c 'echo "$OPTIND"' > 1 > $ OPTIND=4 ksh -c 'echo "$OPTIND"' > 1 > $ OPTIND=4 ksh93 -c 'echo "$OPTIND"' > 1 This patch fixes this by initialising OPTIND after importing the environment. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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